TRANSFORMER SITAS; PHASES:3; PN/PN(S6)(KVA):0,57 /1,8; UPRI(V):Y500-440-380+/-20/D289- 254-220+/-11; USEC(V):Y 400 / D 230; ISEC(A):Y 0,81 / D 1,4; F(HZ):50...60; VECTOR GR./SHIELD WNG.:IIIIII0 /0; TA/ISOKL:40 /B; IP23; TYPE OF TERMINALS:SCREW CONNECTION; INSTALLATION:SCREW; EN 61558-2-1, -2-2, -2-4 >UL/CSA-RECOGNIZED< >CONTROL CIRCUIT TRANSFORMER< >ISOLATION TRANSFORMER<